/Engine/Plugins/Runtime/Metasound/Source/MetasoundFrontend/Public/MetasoundTransmissionRegistration.h
TTransmissionSupportdetermines whether the send/receive system is supported for a given data type. It is used to add send/receive support when possible, and avoid errors when registering data types that do not support the transmission system.
template<typename DataType> struct TTransmissionSupport